You may need to multiply both sides if the number of an atom on the right is not a multiple of the atoms on the left. 5 Repeat steps 3 and 4 until the chemical equation is balanced.

Chemical reactions: Chemical equation, Balanced chemical equation, implications of a balanced chemical equation, types of chemical reactions: combination, decomposition, displacement, double ...

All the atoms in the products come from the atoms in the reactants. The reactants are on the left side of the equation and the products are on the right. In the reaction, the bonds in the methane and ...

To balance an unbalanced equation, you need to add numbers to the left of one or more formulae. Here is one way to work out how to do this for the reaction between nitrogen and hydrogen.